Haw. Code R. § 16-76-4
As used in this chapter:
"Adjustment" means a precise procedure by a doctor of chiropractic by the use of active, active and passive, or passive movements directed toward the goal of restoring joints to their proper biomechanical and physiological relationship of motion and related neurophysiological function;
"Articulation" means a joint; the place of union or junction between two or more bones of the skeleton;
"Board" means the board of chiropractic examiners;
"Elastic barrier" means the point at which the patient cannot move a joint by the patient's own means and through which movement is obtained or caused by a practitioner's treatment;
"Extremity" means the distal or terminal portion of elongated or pointed structures; the arm or leg;
"Manipulation" means a manual procedure that involves a directed thrust to move a joint past the physiological range of motion, without exceeding the anatomical limit;
"Mobilization" means movement applied once or repetitively within or at the physiological range of joint motion, without imparting a thrust or impulse, with the goal of restoring joint mobility;
"Modality" means a method of application of, or the employment of, any therapeutic agent; limited usually to physical agents;
"Palpate" means to feel with the hand; the application of the fingers with light pressure to the surface of the body to determine the condition of the parts beneath in physical diagnosis;
"Spinal" means pertaining to the spine or to the vertebral column, the ilium, the ischium, the occiput, the sacrum, the coccyx, or the pubes or to the spinal cord's functioning; and
"Subluxation" means any alteration of the normal anatomical, biomechanical, and physiological relationships and dynamics of contiguous spinal and extraspinal articular structures that can cause neural disturbances.
Haw. Code R. § 16-76-4